Open Source Tecnologies
Your website acts as a communication interface between your office/organization and your customers/visitors/users. Slow loading websites causes users to close the webpage. Slow speed websites are used in google ranking algorithms . So here...
1. Introduction This article will describe how to encrypt entire partition with a Cryptoloop. Cryptoloop is a disk encryption module for Linux. It was first introduced in the 2.5.x kernel series. Cryptoloop has an ability...
Bonding This article will show how to “bond” two Ethernet connections together to create an auto failover interface. Installation First install the ifenslave-2.6 package, necessary to enable bonding: apt-get install ifenslave-2.6 Shutdown / Unconfigure Existing Interfaces...
1. Introduction OpenSSL is a powerful cryptography toolkit. Many of us have already used OpenSSL for creating RSA Private Keys or CSR (Certificate Signing Request). However, did you know that you can use OpenSSL to...
Caching is everywhere. A request from your browser to its destination will pass a cache at almost every node. Your browser has a cache, most web proxy servers cache requests, and web servers like...
I have got a few test machines running different Linux distributions. All these installations want updates and a network installation source. While it’s possible to just use the repositories on the Internet, it’s a...
Bacula is a great backupsoftware, but sometimes the backup mustn’t use all the available bandwith. bacula itself has no speed limitations built in, but it is easy, to use trickle to accomplish this. I...
PostgreSQL comes with an easy to use export tool to export data from PostgreSQL database. In this tutorial, we show you how to export data from PostgreSQL to a file or csv file. 1....
OpenSSH is a FREE version of the SSH connectivity tools that technical users of the Internet rely on. Users of telnet, rlogin, and ftp may not realize that their password is transmitted across the...
BackupPC is a fantastic backup solution for your end-user systems. However, out of the box, logging in is done by a local account, and the connection is over plain HTTP. My network uses Active...
